From 0c3a7c0a0a1f9839e6f0d06e544edf9bbe0292fb Mon Sep 17 00:00:00 2001
From: Richard Cordovano <rcordovano@basistech.com>
Date: Fri, 18 Jul 2014 16:12:04 -0400
Subject: [PATCH] Change file ingest thread options to better match avaialble
 processors

---
 .../corecomponents/AutopsyOptionsPanel.java   | 40 ++++++++++++++++++-
 1 file changed, 38 insertions(+), 2 deletions(-)

diff --git a/Core/src/org/sleuthkit/autopsy/corecomponents/AutopsyOptionsPanel.java b/Core/src/org/sleuthkit/autopsy/corecomponents/AutopsyOptionsPanel.java
index 4a11deab0c..11e390dbbb 100644
--- a/Core/src/org/sleuthkit/autopsy/corecomponents/AutopsyOptionsPanel.java
+++ b/Core/src/org/sleuthkit/autopsy/corecomponents/AutopsyOptionsPanel.java
@@ -29,9 +29,45 @@ final class AutopsyOptionsPanel extends javax.swing.JPanel {
 
     AutopsyOptionsPanel(AutopsyOptionsPanelController controller) {
         initComponents();
-        numberOfFileIngestThreadsComboBox.setModel(new DefaultComboBoxModel<>(new Integer[]{1, 2, 4, 6, 8, 12, 16}));
         int availableProcessors = Runtime.getRuntime().availableProcessors();
-        restartRequiredLabel.setText(NbBundle.getMessage(AutopsyOptionsPanel.class, "AutopsyOptionsPanel.restartRequiredLabel.text", availableProcessors > 2 ? availableProcessors - 2 : 1));
+        Integer fileIngestThreadCountChoices[] = null;
+        int recommendedFileIngestThreadCount;
+        if (availableProcessors >= 16) {
+            fileIngestThreadCountChoices = new Integer[]{1, 2, 4, 6, 8, 12, 16};
+            if (availableProcessors >= 18) {
+                recommendedFileIngestThreadCount = 16;
+            } else {
+                recommendedFileIngestThreadCount = 12;
+            }
+        } else if (availableProcessors >= 12 && availableProcessors <= 15) {
+            fileIngestThreadCountChoices = new Integer[]{1, 2, 4, 6, 8, 12};
+            if (availableProcessors >= 14) {
+                recommendedFileIngestThreadCount = 12;
+            } else {
+                recommendedFileIngestThreadCount = 8;
+            }
+        } else if (availableProcessors >= 8 && availableProcessors <= 11) {
+            fileIngestThreadCountChoices = new Integer[]{1, 2, 4, 6, 8};
+            if (availableProcessors >= 10) {
+                recommendedFileIngestThreadCount = 8;
+            } else {
+                recommendedFileIngestThreadCount = 6;
+            }
+        } else if (availableProcessors >= 6 && availableProcessors <= 7) {
+            fileIngestThreadCountChoices = new Integer[]{1, 2, 4, 6};
+            recommendedFileIngestThreadCount = 4;
+        } else if (availableProcessors >= 4 && availableProcessors <= 5) {
+            fileIngestThreadCountChoices = new Integer[]{1, 2, 4};
+            recommendedFileIngestThreadCount = 2;
+        } else if (availableProcessors >= 2 && availableProcessors <= 3) {
+            fileIngestThreadCountChoices = new Integer[]{1, 2};
+            recommendedFileIngestThreadCount = 1;
+        } else {
+            fileIngestThreadCountChoices = new Integer[]{1};
+            recommendedFileIngestThreadCount = 1;
+        }
+        numberOfFileIngestThreadsComboBox.setModel(new DefaultComboBoxModel<>(fileIngestThreadCountChoices));
+        restartRequiredLabel.setText(NbBundle.getMessage(AutopsyOptionsPanel.class, "AutopsyOptionsPanel.restartRequiredLabel.text", recommendedFileIngestThreadCount));
         // TODO listen to changes in form fields and call controller.changed()
     }